Use a t-test to test the claim about the population mean u at the given level of significance a using the given sample statistics. Assume the population is normally distributed. Claim: H 2 8100; o = 0.01 Sample statistics: x = 7800, s = 440, n = 21 What are the null and alternative hypotheses? O A. Ho: H 2 8100 O B. Ho: H # 8100 Ha: H 8100 xample Get more help - Clear all Check